package com.fun.demo.jackson;


import java.util.HashMap;

public class Main {

    private int id ;

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public static void main(String[] args) {
        String s = "abx";
        Integer i = 1;
        HashMap map = new HashMap();
        map.put("a", "123");
        new Main().test(map, s, i);
        System.out.println(s);
        System.out.println(i);
        System.out.println(map.toString());

        String str = "aaa\n" +
                "bbb\n" +
                "ccc";

    }

    public  void test(HashMap map, String s, Integer i){
        map.put("b", "456");
        s = "qwe";
        i = new Integer(2);
    }
}
